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Former Trump deputy national security advisor KT McFarland discusses Senator Marco Rubio’s testimony before lawmakers on the Iran war on ‘Varney & Co.’
00:00 Marco Rubio testifies on Capitol Hill
00:13 Rubio clashes with Corey Booker on Iran deal
00:30 The reality of Iran’s economic collapse
00:52 KT McFarland reacts to Rubio’s performance
01:08 Breakdown of Iran’s depleted military strength
01:33 The Trump-Iran standoff: Who blinks first?
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